Home / 739,760.61-1,020,811.50-453,241.74

Finding the Fourth Proportional to 739,760.61, 1,020,811.50 and 453,241.74

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Solution

The fourth proportional to 739,760.61, 1,020,811.50 and 453,241.74 is: 625,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,760.61 : 1,020,811.50 = 453,241.74 : x
  2. Step 2: Convert to fraction form
    739,760.61/1,020,811.50 = 453,241.74/x
  3. Step 3: Cross multiply
    739,760.61x = 1,020,811.50 × 453,241.74
  4. Step 4: Simplify right side
    739,760.61x = 462,674,380,472.01
  5. Step 5: Solve for x
    x = 462,674,380,472.01/739,760.61
  6. Step 6: Final answer
    x = 625,437.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.